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Equity (Tables)
 6 Months Ended
Jun. 30, 2016
Stockholders' Equity Note [Abstract]  
Schedule of Stockholders Equity [Table Text Block]
A reconciliation of the Company’s equity for the six months ended June 30, 2016, is as follows:
 
 
 
 
 
 
 
 
 
 
 
 
Accumulated
 
 
 
 
 
 
 
 
 
Capital in
 
 
 
 
Other
 
 
 
 
 
 
Common
 
Excess of
 
Reinvested
 
Comprehensive
 
Noncontrolling
 
 
 
Stock
 
Par Value
 
Earnings
 
Loss
 
Interest
 
 
 
(Dollars in thousands)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Balance, December 31, 2015
 
$
10,767
 
$
45,759
 
$
160,325
 
$
(18,467)
 
$
6,345
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Net earnings
 
 
-
 
 
-
 
 
3,687
 
 
-
 
 
23
 
Foreign currency translation adjustments
 
 
-
 
 
-
 
 
-
 
 
843
 
 
118
 
Pension liability adjustment, net of tax
 
 
-
 
 
-
 
 
-
 
 
511
 
 
-
 
Cash dividends declared
 
 
-
 
 
-
 
 
(4,358)
 
 
-
 
 
-
 
Stock options exercised
 
 
19
 
 
434
 
 
-
 
 
-
 
 
-
 
Stock-based compensation expense
 
 
-
 
 
727
 
 
-
 
 
-
 
 
-
 
Income tax benefit from stock options exercised
 
 
-
 
 
-
 
 
-
 
 
-
 
 
-
 
Shares purchased and retired
 
 
(229)
 
 
-
 
 
(5,877)
 
 
-
 
 
-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Balance, June 30, 2016
 
$
10,557
 
$
46,920
 
$
153,777
 
$
(17,113)
 
$
6,486